Quick answers
- Does Inna K. Massaro accept Medicare assignment?
- Yes. Medicare's clinician data says Inna K. Massaro accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Inna K. Massaro see?
- In 2024, CMS data shows 215 Original Medicare patients and 227 services for Inna K. Massaro. This counts Original Medicare only and measures volume, not quality.
- What is Inna K. Massaro's NPI number?
- 1629203617. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Inna K. Massaro, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 215 |
|---|---|
| Services billed to Medicare | 227 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Emergency department visit with high level of medical decision making (99285)132 services
- Emergency department visit with moderate level of medical decision making (99284)40 services
- Critical care, first 30-74 minutes (99291)27 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Anxiety52%
- Arthritis51%
- Chronic kidney disease51%
- Diabetes47%
Hospitals where Inna K. Massaro works
Medicare's Facility Affiliation Data lists Inna K. Massaro at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Carilion Franklin Memorial HospitalRocky Mount, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490089
- Carilion Giles Community HospitalPearisburg, VA · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 491302
- Carilion Medical CenterRoanoke, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490024
- Carilion New River Valley Medical CenterChristiansburg, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490042
- Carilion Stonewall Jackson HospitalLexington, VA · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 491304
Practice locations
Addresses where Inna K. Massaro is enrolled with Medicare (CMS data updated October 2, 2026).
- 159 Hartley WayPearisburg, VA 24134 (540) 921‑6000
- 1906 Belleview Ave SERoanoke, VA 24014 (540) 981‑7000
Group practices
Medicare enrollment lists Inna K. Massaro as a member of these groups (CMS data updated October 2, 2026).
- Carilion Medical Center977 clinicians in the group
- Carilion Giles Community Hospital228 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Pearisburg
Clinicians with the same Medicare primary specialty in Pearisburg, VA — not a recommendation.
Other clinicians in Carilion Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Lake Erie College Of Osteopathic Medicine, Erie |
| Graduation year | 2009 (17 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629203617 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians